/*
 *    Copyright (c) 2018-2025, lengleng All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * Neither the name of the pig4cloud.com developer nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * Author: lengleng (wangiegie@gmail.com)
 */

package com.boot.dog.common.util;

import com.boot.dog.common.auth.DogUser;
import lombok.experimental.UtilityClass;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;


/**
 * 安全工具类
 *
 * @author L.cm
 */
@UtilityClass
public class SecurityUtil {
	/**
	 * 获取Authentication
	 */
	public Authentication getAuthentication() {
		return SecurityContextHolder.getContext().getAuthentication();
	}

	/**
	 * 获取用户
	 *
	 * @param authentication
	 * @return User
	 *
	 */
	public DogUser getUser(Authentication authentication) {
		Object principal = authentication.getPrincipal();
		if (principal instanceof DogUser) {
			return (DogUser) principal;
		}
		return null;
	}

	/**
	 * 获取用户
	 */
	public DogUser getUser() {
		Authentication authentication = getAuthentication();
		return getUser(authentication);
	}

}
